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Colstrip, Montana

Banks & credit unions in Colstrip

2 federally insured institutions operate a branch in Colstrip, Montana, across 1 locations.

Each institution’s branch count below is for Colstrip only. Select one to see its branches in this town.

#InstitutionTypeBranches in ColstripTotal assets
1First Interstate BankBank1$26.36B
2Northwestern Energy EmployeesCredit union1$35.3M

Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026